package com.itheima.mapper;

import com.itheima.pojo.EmpJobCategory;
import com.itheima.pojo.vo.DataStatistics;
import org.apache.ibatis.annotations.Mapper;

import java.util.List;

@Mapper
public interface DataStatisticsMapper {
    Long selectManCount();
    Long selectWomanCount();
    List<EmpJobCategory> findCategories();

    List<DataStatistics> studentDegreeData();

    List<EmpJobCategory> findClazzList();


}
